In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Make sourdough bread...and learn some colonial history and modern science in the process!

Learn how different types of soil affect how animal tracks form in this experiment!

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.